222397416 has 48 divisors (see below), whose sum is σ = 603366660. Its totient is φ = 74004480.

The previous prime is 222397411. The next prime is 222397423. The reversal of 222397416 is 614793222.

222397416 is a `hidden beast` number, since 2 + 2 + 239 + 7 + 416 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 180794916 + 41602500 = 13446^2 + 6450^2 .

It is a super-2 number, since 2×222397416² = 98921221286954112, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (222397411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45256 + ... + 49928.

Almost surely, 2^222397416 is an apocalyptic number.

It is an amenable number.

222397416 is an abundant number, since it is smaller than the sum of its proper divisors (380969244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222397416 is a wasteful number, since it uses less digits than its factorization.

222397416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5346 (or 5339 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 222397416 is about 14912.9948702466. The cubic root of 222397416 is about 605.8659965769.

The spelling of 222397416 in words is "two hundred twenty-two million, three hundred ninety-seven thousand, four hundred sixteen".